/*
 * Copyright 2023 ByteDance and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

use std::time::{Duration, Instant};

pub fn wait_duration(emit_duration: Duration, instant_start: Instant) {
    let instant_now = Instant::now();
    if let Some(instant_next) = instant_start.checked_add(emit_duration) {
        // re-calculate the duration
        if let Some(dur) = instant_next.checked_duration_since(instant_now) {
            std::thread::sleep(dur);
        }
    } else {
        std::thread::sleep(emit_duration);
    }
}
